Sega to release PSN/XBLA versions of Sonic Adventure 2 and Nights

Sega has announced PSN and XBLA HD ports of Sonic Adventure 2 and Nights/Christmas Nights. The two titles will release in the US first, on October 2nd (PSN) and October 5th (Live), for $9.99/800MSP; Sonic Adventure will also have DLC expanding the Chao Karate mode for $3/240MSP. Nights will be released in Japan later in 2012, but Sonic has not yet been announced for Japan.